CVE-2025-59295: Windows URL Parsing Remote Code Execution Vulnerability
Published Oct 14, 2025
·Updated
Heap-based buffer overflow in Internet Explorer allows an unauthorized attacker to execute code over a network.
Other sources
Windows URL Parsing Remote Code Execution Vulnerability
— Microsoft
Affected Software
61 affected componentsFixes available
Microsoft Windows Server 2012
Microsoft Windows Server 2008 R2
Microsoft Windows Server 2012
Microsoft Windows Server 2008 R2
Microsoft Windows Server 2008
Microsoft Windows Server 2008
Microsoft Windows Server 2008
Microsoft Windows Server 2012 R2
Microsoft Windows Server 2012 R2
Microsoft Windows Server 2016
Microsoft Windows 10=1607
Microsoft Windows 10=1607
Microsoft Windows 10
Microsoft Windows 11=23H2
Microsoft Windows Server 2008
Microsoft Windows Server 2025
Microsoft Windows Server 2016
Microsoft Windows Server 2022, 23H2 Edition
Microsoft Windows 10
Microsoft Windows 11=24H2
Microsoft Windows 11=24H2
Microsoft Windows Server 2025
Microsoft Windows 11=23H2
Microsoft Windows 10=22H2
Microsoft Windows 11=22H2
Microsoft Windows 10=21H2
Microsoft Windows 10=22H2
Microsoft Windows 10=22H2
Microsoft Windows 10=21H2
Microsoft Windows 11=22H2
Microsoft Windows Server 2022
Microsoft Windows Server 2022
Microsoft Windows 10=21H2
Microsoft Windows Server 2019
Microsoft Windows 10=1809
Microsoft Windows 11=25H2
Microsoft Windows Server 2019
Microsoft Windows 11=25H2
Microsoft Windows 10=1809
Microsoft Windows 10 1507<10.0.10240.21161
Microsoft Windows 10 1507<10.0.10240.21161
Microsoft Windows 10 1607<10.0.14393.8519
Microsoft Windows 10 1607<10.0.14393.8519
Microsoft Windows 10 1809<10.0.17763.7919
Microsoft Windows 10 1809<10.0.17763.7919
Microsoft Windows 10 21h2<10.0.19044.6456
Microsoft Windows 10 22h2<10.0.19045.6456
Microsoft Windows 11 22h2<10.0.22621.6060
Microsoft Windows 11 23h2<=10.0.22631.6060
Microsoft Windows 11 24h2<10.0.26100.6899
Microsoft Windows 11 25h2<10.0.26200.6899
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2008=r2-sp1
Microsoft Windows Server 2012
Microsoft Windows Server 2012=r2
Microsoft Windows Server 2016<=10.0.14393.8519
Microsoft Windows Server 2019<10.0.17763.7919
Microsoft Windows Server 2022<10.0.20348.4294
Microsoft Windows Server 2022 23h2<10.0.25398.1913
Microsoft Windows Server 2025<=10.0.26100.6899
Event History
Oct 14, 2025
CVE Published
via Microsoft·07:00 AM
Data Sourced
via Microsoft·07:00 AM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·02:00 PM
Affected Software
Updated
via Microsoft·02:00 PM
Affected Software
Updated
via Microsoft·02:00 PM
Description
CVE Published
via MITRE·05:00 PM
Data Sourced
via MITRE·05:00 PM
DescriptionSeverity
Data Sourced
via NVD·05:16 PM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2025-59295?
CVE-2025-59295 has a high severity rating due to its potential for remote code execution.
2
How do I fix CVE-2025-59295?
To fix CVE-2025-59295, apply the relevant security updates provided by Microsoft for your affected system.
3
What products are affected by CVE-2025-59295?
CVE-2025-59295 affects multiple Microsoft products, including various versions of Windows Server and Windows 10.
4
What are the potential impacts of exploiting CVE-2025-59295?
Exploiting CVE-2025-59295 could allow an attacker to execute arbitrary code on the affected system.
5
When was CVE-2025-59295 disclosed?
CVE-2025-59295 was disclosed in a security advisory by Microsoft as part of routine vulnerability management.